OUR OFFICES ARE CLOSED TUESDAY, DECEMBER 24th THROUGH WEDNESDAY, JANUARY 1st FOR THE HOLIDAYS.
Orders received during this time will be processed when we resume normal business hours on Thursday, January 2nd.

Thank YOU for another great year and we are looking forward to keeping you on the water in 2025!
Merry Christmas, Happy New Year and God Bless YOU!

PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

Winterization - Maintenance

Winterization - Maintenance

When it's time to winterize, My Inboard Marine has a large selection of marine winterization products to help make the job easier and save you valuable time. We carry engine oil, oil change pumps, oil change kits, filters, impellers, spark plugs, flush kits, oils, grease and so much more! Don't get left at the dock when it is time for some fun!

Check out our Marine Maintenance Products too! Nothing takes the fun out of your boating experience than a boat that will not start or a problem that has not been fixed. Keep your boat in excellent condition all year round with our Boat Winterization and Marine Maintenance Products today. Get the jump on your boating season! 

Spark Plug Set LT4 OEM PCM RP030014 Spark Plug Set LT4 OEM PCM RP030014
5%
$140.60 $148.17
OEM Pleasurecraft Marine PCM LT 4 Spark Plugs Set of 8
Cam Screw For Raw Water Pump Sherwood G21 OEM# R175042
17%
$15.00 $18.00
CAM Screw For Sherwood G21 Raw Water Pump ONLY! This is the silver screw that holds the cam that squashes the impeller. The hose connectors...
Mercruiser 2 Piece Sea Water Pump Sierra 18-3600
2%
$595.00 $608.89
Direct replacement Bravo style raw water pump for Mercruiser V8 marine engines with 2 piece pump housing & V-belt. Sierra Mercruiser Bravo raw water pump...
Safe-T QC Dash Tilt Module Kit Seastar Solutions SHT91523
5%
$340.47 $357.47
Seastar Solutions Sport Tilt module includes both the tilt helm and the tilt mechanism to provide comfortable steering angles while either sitting or standing. Safe-T...
Water Pump Minor Repair Kit Sherwood 12399
15%
$115.00 $134.82
Minor pump kit contains select parts needed for the basic repair of various Sherwood sea water pumps. Sherwood raw water pump minor repair kit Includes...
Indmar Malibu Oil Filter Marine Engine Cartridge-Style 6.2L Ford  Indmar 501022S Indmar Malibu Oil Filter Marine Engine Cartridge-Style 6.2L Ford  Indmar 501022S
18%
$20.00 $24.25
Recommended for all 6.2L Ford Raptor based engines with cartridge-style oil filters. Indmar filters capture 45 percent more dirt and last 30 percent longer than...
Mercruiser Sterndrive Engine Side Control Cable Connection Kit - 3300/33C Dometic Seastar CA27319P
3%
$26.00 $26.84
Connects Seastar Solutions & Teleflex 3300/33C style cables to Mercruiser stern drive engines. Seastar Mercury engine connection kit Adapts universal 3300/33C style 10-32 thread cables...
Impeller Mercury Bravo Replaces Quicksilver D-Shaft 47-59362T1 Sierra® 18-3087
2%
$26.00 $26.50
Replacement D shaft impeller for Mercruiser Bravo raw water pump. Sierra® Mecruiser Bravo impeller For Mercruiser Bravo stern drives with engine mounted raw water pumps...
Belt V-Belt Quicksilver 57-13457Q Belt V-Belt Quicksilver 57-13457Q
4%
$27.00 $28.25
Quicksilver V-Belt Belt Assembly Replaces Mercruiser 57-13457, 57-13457T Replaces Quicksilver 57-13457T
Belt Assembly Quicksilver 57-48120Q1 Belt Assembly Quicksilver 57-48120Q1
4%
$32.00 $33.25
Quicksilver V-Belt Belt Assembly Replaces Bombardier Recreational Products 909971 Replaces Volvo 0829207 Replaces Mercury 57-48120A1 Replaces Quicksilver 57-48120A1
Rudder Assembly With Rudder Box STRAIGHT Tiller Arm - RPMC1.00-S Rudder Assembly With Rudder Box STRAIGHT Tiller Arm - RPMC1.00-S
24%
$985.00 $1,299.97
Keyed for both Port & Starboard - STRAIGHT Tiller Arm With a STRAIGHT tiller arm like the arm mounted to the rudder in this picture. THIS RUDDER COMES WITH...
Impeller Major Repair Kit Sherwood Pumps See Description SHER-19354
10%
$209.00 $231.41
Major pump kit contains the main components needed to rebuild various Sherwood sea water pumps.  Used on Sherwood P102, P105, P105-01 and P109 pumps Sherwood...
Oil Line - Transmission Oil Line 36 Inches Long OEM 845028-360
13%
$28.32 $32.60
ORIGINAL INDMAR 36" Transmission Oil Line
Diesel Engine Oil Filter Volvo Penta VOLVO-21549542
21%
$26.05 $32.99
Original Volvo bypass oil filter used on many Volvo Penta diesel engines. Volvo Penta oil filter Fits Volvo Penta D61, D62, D63, D71, D72, D73,...
Diesel Oil Filter Volvo Penta VOLVO-847741
15%
$36.00 $42.49
Standard full flow oil filter used on Volvo Penta diesel marine engines. Volvo Penta oil filter Fits Volvo Penta D61, D62, D63, D71, D72, D73,...
Hose Barb  1 Inch 90 Degree Elbow PTHC-1000
29%
$24.00 $33.85
Groco PTHC-1000 Pipe to Hose Adapter 1 in. NPT x 1 in. Hose Barb Bronze Adapter Fitting PTHC standard flow fitting 90 degree Height 2.34...
Tilt Hydraulic Boat Steering Helm SeaStar Classic  - 1.7 Cubic Inch Dometic Seastar HH6541-3 Tilt Hydraulic Boat Steering Helm SeaStar Classic  - 1.7 Cubic Inch Dometic Seastar HH6541-3
15%
$999.99 $1,177.23
SeaStar HH6541-3 Tilt Helm Classic 1.7 CID SeaStar Tilt Helm Classic 1.7 CID 48 degrees of tilt articulation Five positive lock positions Factory installed lubrication...
Control Cable 14 Feet Universal 3300 - 33C Control Cable - SEASTAR-CCX63314
3%
$63.70 $65.85
Universal 3300/33C Control Cable - 14 Foot 14 ft. Universal Control Cable Can use existing connection components Stainless steel and brass fittings Cable has a...
Control Cable 12 Feet Universal 3300 - 33C Control Cable - SEASTAR-CCX63312
7%
$58.95 $63.10
Universal 3300/33C Control Cable - 12 Foot 12 ft. Universal Control Cable Can use existing connection components Stainless steel and brass fittings Cable has a...
Hose Kit For Hydraulic Steering 2 x 18 - 5.5 m SEASTAR-HO5118 Hose Kit For Hydraulic Steering 2 x 18 - 5.5 m SEASTAR-HO5118
2%
$198.00 $201.45
Hydraulic steering hose kit includes (2) 18 foot custom designed hoses engineered specifically for Seastar, Baystar and previous Teleflex hydraulic steering systems. Seastar outboard hose...
Items 401 to 420 of 812 total